static inline void
vt_determine_colors(term_char_t c, int cursor,
term_color_t *fg, term_color_t *bg)
{
term_color_t tmp;
int invert;
invert = 0;
*fg = TCHAR_FGCOLOR(c);
if (TCHAR_FORMAT(c) & TF_BOLD)
*fg = TCOLOR_LIGHT(*fg);
*bg = TCHAR_BGCOLOR(c);
if (TCHAR_FORMAT(c) & TF_REVERSE)
invert ^= 1;
if (cursor)
invert ^= 1;
if (invert) {
tmp = *fg;
*fg = *bg;
*bg = tmp;
}
}
static inline void
vt_determine_colors(term_char_t c, int cursor,
term_color_t *fg, term_color_t *bg)
{
*fg = TCHAR_FGCOLOR(c);
if (TCHAR_FORMAT(c) & TF_BOLD)
*fg = TCOLOR_LIGHT(*fg);
*bg = TCHAR_BGCOLOR(c);
if (TCHAR_FORMAT(c) & TF_REVERSE) {
term_color_t tmp;
tmp = *fg;
*fg = *bg;
*bg = tmp;
}
if (cursor) {
*fg = *bg;
*bg = TC_WHITE;
}
}
const uint8_t *
vtfont_lookup(const struct vt_font *vf, term_char_t c)
{
uint32_t src;
uint16_t dst;
size_t stride;
unsigned int normal_map;
unsigned int bold_map;
/*
* No support for printing right hand sides for CJK fullwidth
* characters. Simply print a space and assume that the left
* hand side describes the entire character.
*/
src = TCHAR_CHARACTER(c);
if (TCHAR_FORMAT(c) & TF_CJK_RIGHT) {
normal_map = VFNT_MAP_NORMAL_RIGHT;
bold_map = VFNT_MAP_BOLD_RIGHT;
} else {
normal_map = VFNT_MAP_NORMAL;
bold_map = VFNT_MAP_BOLD;
}
if (TCHAR_FORMAT(c) & TF_BOLD) {
dst = vtfont_bisearch(vf->vf_map[bold_map],
vf->vf_map_count[bold_map], src);
if (dst != 0)
goto found;
}
dst = vtfont_bisearch(vf->vf_map[normal_map],
vf->vf_map_count[normal_map], src);
found:
stride = howmany(vf->vf_width, 8) * vf->vf_height;
return (&vf->vf_bytes[dst * stride]);
}
